In a castle, one stormy evening, Doctor Carter and a whole merry company find themselves welcomed by the four brothers who hold the place. The four obese disappear one by one, without leaving a trace.
Le docteur Carter
Mme Heurteaux - l'espionne
L'assistante de Carter
L'inspecteur Lenoir
Le jeune marié
Léon
Julien
Marcel
Eugène
Ginette
La jeune mariée
Fred